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Numbers which are the sums of consecutive seventh powers.
1

%I #4 Oct 23 2012 15:07:22

%S 0,1,128,129,2187,2315,2316,16384,18571,18699,18700,78125,94509,96696,

%T 96824,96825,279936,358061,374445,376632,376760,376761,823543,1103479,

%U 1181604,1197988,1200175,1200303,1200304,2097152,2920695,3200631,3278756,3295140

%N Numbers which are the sums of consecutive seventh powers.

%H T. D. Noe, <a href="/A217847/b217847.txt">Table of n, a(n) for n = 1..1000</a>

%t nMax = 10^7; t = {0}; Do[k = n; s = 0; While[s = s + k^7; s <= nMax, AppendTo[t, s]; k++], {n, nMax^(1/7)}]; t = Union[t]

%Y Cf. A034705, A217843-A217850.

%K nonn

%O 1,3

%A _T. D. Noe_, Oct 23 2012